1.  vein(n = noun.body) vena, venous blood vessel - a blood vessel that carries blood from the capillaries toward the heart; "all veins except the pulmonary vein carry unaerated blood"
is a kind of blood vessel
is a part of cardiovascular system, circulatory system
has particulars: accessory cephalic vein, vena cephalica accessoria, accessory hemiazygos vein, accessory hemiazygous vein, vena hemiazygos accessoria, accessory vertebral vein, vena vertebralis accessoria, accompanying vein, vena comitans, anastomotic vein, vena anastomotica, angular vein, vena angularis, anterior vertebral vein, vena vertebralis anterior, appendicular vein, vena appendicularis, arcuate vein of the kidney, vena arcuata renis, auricular vein, vena auricularis, axillary vein, vena axillaris, azygos vein, azygous vein, vena azygos, basal vein, vena basalis, basilic vein, vena basilica, basivertebral vein, vena basivertebralis, brachial vein, vena brachialis, brachiocephalic vein, innominate vein, vena brachiocephalica, bronchial vein, vena bronchialis, cardinal vein, central veins of liver, venae centrales hepatis, central vein of retina, vena centrales retinae, central vein of suprarenal gland, vena centralis glandulae suprarenalis, cephalic vein, vena cephalica, cerebellar vein, vena cerebellum, cerebral vein, vena cerebri, cervical vein, deep cervical vein, vena cervicalis profunda, choroid vein, vena choroidea, ciliary veins, venae ciliares, circumflex vein, vena circumflexa, clitoral vein, vena clitoridis, colic vein, vena colica, common facial vein, conjunctival veins, venae conjunctivales, costoaxillary vein, cutaneous vein, vena cutanea, cystic vein, vena cystica, digital vein, vena digitalis, diploic vein, vena diploica, dorsal scapular vein, vena scapularis dorsalis, emissary vein, vena emissaria, epigastric vein, esophageal veins, oesophageal veins, venae esophageae, ethmoidal vein, vena ethmoidalis, external nasal vein, vena nasalis externa, facial vein, vena facialis, femoral vein, vena femoralis, gastric vein, vena gastrica, gastroepiploic vein, gastroomental vein, vena gastroomentalis, genicular vein, vena genus, gluteal vein, vena gluteus, hemizygos vein, hemizygous vein, vena hemizygos, hemorrhoidal vein, rectal vein, vena rectalis, hepatic vein, vena hepatica, ileocolic vein, vena ileocolica, iliac vein, vena iliaca, iliolumbar vein, vena iliolumbalis, intercapitular vein, vena intercapitalis, intercostal vein, vena intercostalis, intervertebral vein, vena intervertebralis, jugular, jugular vein, vena jugularis, labial vein, vena labialis, labial vein, vena labialis, internal auditory vein, labyrinthine vein, lacrimal vein, vena lacrimalis, laryngeal vein, vena laryngea, lingual vein, vena lingualis, lumbar vein, vena lumbalis, maxillary vein, vena maxillaris, meningeal veins, venae meningeae, mesenteric vein, vena mesenterica, metacarpal vein, vena metacarpus, metatarsal vein, vena metatarsus, musculophrenic vein, vena musculophrenica, nasofrontal vein, vena nasofrontalis, oblique vein of the left atrium, vena obliqua atrii sinistri, obturator vein, vena obturatoria, occipital vein, vena occipitalis, ophthalmic vein, vena ophthalmica, ovarian vein, vena ovarica, palatine vein, vena palatina, pancreatic vein, venae pancreatica, paraumbilical vein, vena paraumbilicalis, parotid vein, pectoral vein, vena pectoralis, perforating vein, vena perforantis, pericardial vein, vena pericardiaca, fibular vein, peroneal vein, vena peroneus, pharyngeal vein, vena pharyngeus, phrenic vein, vena phrenica, popliteal vein, vena poplitea, hepatic portal vein, portal, portal vein, vena portae, posterior vein of the left ventricle, vena posterior ventriculi sinistri, prepyloric vein, vena pylorica, pudendal vein, venae pudendum, pulmonary vein, vena pulmonalis, radial vein, vena radialis, renal vein, vena renalis, sacral vein, vena sacralis, saphenous vein, vena saphena, scleral veins, venae sclerales, scrotal vein, vena scrotalis, sigmoid vein, vena sigmoideus, spinal vein, vena spinalis, splenic vein, vena lienalis, sternocleidomastoid vein, vena sternocleidomastoidea, stylomastoid vein, vena stylomastoidea, subclavian vein, vena subclavia, sublingual vein, vena sublingualis, supraorbital vein, vena supraorbitalis, supratrochlear vein, vena supratrochlearis, temporal vein, vena temporalis, testicular vein, vena testicularis, thalamostriate vein, thoracoepigastric vein, vena thoracoepigastrica, thoracic vein, vena thoracica, thyroid vein, vena thyroidea, tibial vein, vena tibialis, tracheal vein, vena trachealis, tympanic vein, ulnar vein, vena ulnaris, umbilical vein, vena umbilicalis, uterine vein, varicose vein, vena bulbi penis, vena canaliculi cochleae, vein of penis, vena bulbi vestibuli, vena cava, venae palpebrales, venae interlobulares hepatis, venae renis, vena vertebralis, vertebral vein, vena vesicalis, vesical vein, vena vestibularis, vestibular vein, vena vorticosum, vortex vein, vorticose vein, capillary vein, venula, venule
Derived form adjective venous₁

2.  vein(n = noun.communication) - a distinctive style or manner; "he continued in this vein for several minutes"
is a kind of expressive style, style

3.  vein(n = noun.plant) nervure - any of the vascular bundles or ribs that form the branching framework of conducting and supporting tissues in a leaf or other plant organ;
is a kind of fibrovascular bundle, vascular bundle, vascular strand
has particulars: midrib, midvein
Derived form adjective veinal₁

4.  vein(n = noun.object) mineral vein - a layer of ore between layers of rock;
is a kind of formation, geological formation
has particulars: bonanza

5.  vein(n = noun.animal) nervure - one of the horny ribs that stiffen and support the wing of an insect;
is a kind of rib

   vein(v = verb.creation) - make a veinlike pattern;
is one way to stain
Sample sentences: Somebody ----s something

1.  One of the vessels which carry blood, either venous or arterial, to the heart. See Artery, 2. [1913 Webster]

2.  One of the similar branches of the framework of a leaf. [1913 Webster]

3.  One of the ribs or nervures of the wings of insects. See Venation. [1913 Webster]

4.  A narrow mass of rock intersecting other rocks, and filling inclined or vertical fissures not corresponding with the stratification; a lode; a dike; -- often limited, in the language of miners, to a mineral vein or lode, that is, to a vein which contains useful minerals or ores. [1913 Webster]

5.  A fissure, cleft, or cavity, as in the earth or other substance. Milton. [1913 Webster]
"Let the glass of the prisms be free from veins." [1913 Webster]

6.  A streak or wave of different color, appearing in wood, and in marble and other stones; variegation. [1913 Webster]

7.  A train of associations, thoughts, emotions, or the like; a current; a course; as, reasoning in the same vein. [1913 Webster]
"He can open a vein of true and noble thinking." [1913 Webster]

8.  Peculiar temper or temperament; tendency or turn of mind; a particular disposition or cast of genius; humor; strain; quality; also, manner of speech or action; as, a rich vein of humor; a satirical vein. Shak. [1913 Webster]
"Certain discoursing wits which are of the same veins." [1913 Webster]
"Invoke the Muses, and improve my vein." [1913 Webster]

   To form or mark with veins; to fill or cover with veins. Tennyson. [1913 Webster]

vein, n. & v.
--n.
1 a any of the tubes by which blood is conveyed to the heart (cf. ARTERY). b (in general use) any blood-vessel (has royal blood in his veins).
2 a nervure of an insect's wing.
3 a slender bundle of tissue forming a rib in the framework of a leaf.
4 a streak or stripe of a different colour in wood, marble, cheese, etc.
5 a fissure in rock filled with ore or other deposited material.
6 a source of a particular characteristic (a rich vein of humour).
7 a distinctive character or tendency; a cast of mind or disposition; a mood (spoke in a sarcastic vein).
--v.tr. fill or cover with or as with veins.

Derivative:
veinless n. veinlet n. veinlike adj. veiny adj. (veinier, veiniest).

Etymology:
ME f. OF veine f. L vena

N  willingness, voluntariness, willing mind, heart, disposition, inclination, leaning, animus, frame of mind, humor, mood, vein, bent, penchant, aptitude, docility, docibleness, persuasibleness, persuasibility, pliability, geniality, cordiality, goodwill, alacrity, readiness, earnestness, forwardness, eagerness, asset, compliance, pleasure, gratuitous service, labor of love, volunteer, volunteering, willing, minded, fain, disposed, inclined, favorable, favorably- minded, favorably inclined, favorably disposed, nothing loth, in the vein, in the mood, in the humor, in the mind, ready, forward, earnest, eager, bent upon, predisposed, propense, docile, persuadable, persuasible, suasible, easily persuaded, facile, easy-going, tractable, genial, gracious, cordial, cheering, hearty, content, voluntary, gratuitous, spontaneous, unasked &c (ask), unforced, willingly, fain, freely, as lief, heart and soul, with pleasure, with all one's heart, with open arms, with good will, with right will, de bonne volonte, ex animo, con amore, heart in hand, nothing loth, without reluctance, of one's own accord, graciously, with a good grace, a la bonne heure, by all means, by all manner of means, to one's heart's content, yes.

N  store, stock, fund, mine, vein, lode, quarry, spring, fount, fountain, well, wellspring, milch cow, stock in trade, supply, heap, treasure, reserve, corps de reserve, reserved fund, nest egg, savings, bonne bouche, crop, harvest, mow, vintage, store, accumulation, hoard, rick, stack, lumber, relay, storehouse, storeroom, storecloset, depository, depot, cache, repository, reservatory, repertory, repertorium, promptuary, warehouse, entrepot, magazine, buttery, larder, spence, garner, granary, cannery, safe-deposit vault, stillroom, thesaurus, bank, armory, arsenal, dock, gallery, museum, conservatory, menagery, menagerie, reservoir, cistern, aljibar, tank, pond, mill pond, gasometer, budget, quiver, bandolier, portfolio, coffer, conservation, storing, storage, keep, file (papers), lay in, preserve, Adj, stored, in store, in reserve, in ordinary, spare, supernumerary, adde parvum parvo magnus acervus erit.

N  affections, affect, character, qualities, disposition, nature, spirit, tone, temper, temperament, diathesis, idiosyncrasy, cast of mind, cast of soul, habit of mind, habit of soul, frame of mind, frame of soul, predilection, turn, natural turn of mind, bent, bias, predisposition, proneness, proclivity, propensity, propenseness, propension, propendency, vein, humor, mood, grain, mettle, sympathy, soul, heart, breast, bosom, inner man, heart's core, heart's strings, heart's blood, heart of hearts, bottom of one's heart, penetralia mentis, secret and inmost recesses of the heart, cockles of one's heart, inmost heart, inmost soul, backbone, passion, pervading spirit, ruling passion, master passion, furore, fullness of the heart, heyday of the blood, flesh and blood, flow of soul, energy, fervor, fire, force, affected, characterized, formed, molded, cast, attempered, tempered, framed, predisposed, prone, inclined, having a bias, tinctured with, imbued with, penetrated with, eaten up with, inborn, inbred, ingrained, deep-rooted, ineffaceable, inveterate, pathoscopic, congenital, dyed in the wool, implanted by nature, inherent, in the grain, affective, in one's heart, at heart, heart and soul, affection is a coal that must be cool'd else suffe.

N  tendency, aptness, aptitude, proneness, proclivity, bent, turn, tone, bias, set, leaning to, predisposition, inclination, propensity, susceptibility, conatus, nisus, liability, quality, nature, temperament, idiocrasy, idiosyncrasy, cast, vein, grain, humor, mood, drift, conduciveness, conducement, applicability, subservience, tending, conducive, working towards, in a fair way to, calculated to, liable, subservient, useful, subsidiary, for, whither.

N  narrowness, thinness, narrowness, closeness, exility, exiguity, line, hair's breadth, finger's breadth, strip, streak, vein, monolayer, epitaxial deposition, thinness, tenuity, emaciation, macilency, marcor, shaving, slip, thread paper, skeleton, shadow, anatomy, spindleshanks, lantern jaws, mere skin and bone, middle constriction, stricture, neck, waist, isthmus, wasp, hourglass, ridge, ghaut, ghat, pass, ravine, narrowing, coarctation, angustation, tapering, contraction, narrow, close, slender, thin, fine, thread-like, finespun, gossamer, paper-thin, taper, slim, slight-made, scant, scanty, spare, delicate, incapacious, contracted, unexpanded &c (expand), slender as a thread, emaciated, lean, meager, gaunt, macilent, lank, lanky, weedy, skinny, scrawny slinky, starved, starveling, herring gutted, worn to a shadow, lean as a rake, thin as a lath, thin as a whipping post, thin as a wafer, hatchet-faced, lantern-jawed, attenuated, shriveled, extenuated, tabid, marcid, barebone, rawboned, monomolecular.

N  filament, line, fiber, fibril, funicle, vein, hair, capillament, cilium, cilia, pilus, pili, tendril, gossamer, hair stroke, veinlet, venula, venule, wire, string, thread, packthread, cotton, sewing silk, twine, twist, whipcord, tape, ribbon, cord, rope, yarn, hemp, oakum, jute, strip, shred, slip, spill, list, band, fillet, fascia, ribbon, riband, roll, lath, splinter, shiver, shaving, beard, ramification, strand, filamentous, filamentiferous, filaceous, filiform, fibrous, fibrillous, thread-like, wiry, stringy, ropy, capillary, capilliform, funicular, wire-drawn, anguilliform, flagelliform, hairy, taeniate, taeniform, taenioid, venose, venous.

accessory cephalic vein, accessory hemiazygos vein, accessory hemiazygous vein, accessory vertebral vein, accompanying vein, anastomotic vein, angular vein, anterior cardinal vein, anterior cerebral vein, anterior facial vein, anterior jugular vein, anterior vertebral vein, appendicular vein, arcuate vein of the kidney, auricular vein, axillary vein, azygos vein, azygous vein, basal vein, basilic vein, basivertebral vein, brachial vein, brachiocephalic vein, bronchial vein, capillary vein, cardinal vein, central vein of retina, central vein of suprarenal gland, cephalic vein, cerebellar vein, cerebral vein, cervical vein, choroid vein, circumflex femoral vein, circumflex iliac vein, circumflex vein, clitoral vein, colic vein, common cardinal vein, common facial vein, common iliac vein, costoaxillary vein, cutaneous vein, cystic vein, deep cervical vein, deep middle cerebral vein, deep temporal vein, digital vein, diploic vein, dorsal scapular vein, emissary vein, epigastric vein, ethmoidal vein, external iliac vein, external jugular vein, external nasal vein, facial vein, femoral vein, fibular vein, gastric vein, gastroepiploic vein, gastroomental vein, genicular vein, gluteal vein, great cerebral vein, great saphenous vein, hemizygos vein, hemizygous vein, hemorrhoidal vein, hepatic portal vein, hepatic vein, hypogastric vein, ileocolic vein, iliac vein, iliolumbar vein, inferior cerebral vein, inferior epigastric vein, inferior labial vein, inferior ophthalmic vein, inferior pulmonary vein, inferior thalamostriate vein, inferior thyroid vein, innominate vein, intercapitular vein, intercostal vein, internal auditory vein, internal cerebral vein, internal iliac vein, internal jugular vein, intervertebral vein, jugular vein, labial vein, labyrinthine vein, lacrimal vein, laryngeal vein, left gastric vein, lingual vein, long saphenous vein, lumbar vein, maxillary vein, mesenteric vein, metacarpal vein, metatarsal vein, middle cerebral vein, middle temporal vein, middle thyroid vein, mineral vein, musculophrenic vein, nasofrontal vein, oblique vein of the left atrium, obturator vein, occipital vein, ophthalmic vein, ovarian vein, palatine vein, pancreatic vein, paraumbilical vein, parotid vein, pectoral vein, perforating vein, pericardial vein, peroneal vein, pharyngeal vein, phrenic vein, popliteal vein, portal vein, posterior cardinal vein, posterior facial vein, posterior vein of the left ventricle, prepyloric vein, pudendal vein, pulmonary vein, pyloric vein, radial vein, rectal vein, renal vein, retromandibular vein, right gastric vein, sacral vein, saphenous vein, scrotal vein, short saphenous vein, sigmoid vein, spinal vein, splenic vein, sternocleidomastoid vein, striate vein, stylomastoid vein, subclavian vein, sublingual vein, superficial epigastric vein, superficial middle cerebral vein, superficial temporal vein, superior cerebral vein, superior labial vein, superior ophthalmic vein, superior pulmonary vein, superior thalamostriate vein, superior thyroid vein, supraorbital vein, supratrochlear vein, temporal vein, testicular vein, thalamostriate vein, thoracic vein, thoracoepigastric vein, thyroid vein, tibial vein, tracheal vein, tympanic vein, ulnar vein, umbilical vein, uterine vein, varicose vein, vein of penis, vein quartz, vertebral vein, vesical vein, vestibular vein, vortex vein, vorticose vein